| Value | Category | Cases | |
|---|---|---|---|
| -99 | 2579 |
18.2%
|
|
| 1 | 2133 |
15%
|
|
| 2 | 1670 |
11.8%
|
|
| 3 | 4728 |
33.3%
|
|
| Missing value | 3098 |
21.8%
|